package com.manager.car.service;

import java.util.List;

import com.manager.car.po.DemandInfo;


public interface IDemandInfoService {
	//根据id查询
    public DemandInfo queryId(Integer id);
    //查询全部
    public List<DemandInfo> queryAll();
    //添加
    public void add(DemandInfo di);
    //删除
    public void delete(Integer id);
    //修改
    public void update(DemandInfo di);
}
